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Digital rectal exam

DRE

A digital rectal exam is an examination of the lower rectum. The health care provider uses a gloved, lubricated finger to check for any abnormal findings.

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Prostate cancer

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How the Test is Performed

The provider will first look at the outside of the anus for hemorrhoids or fissures. Then the provider will put on a glove and insert a lubricated finger into the rectum. In women, this exam may be done at the same time as a pelvic exam.

How to Prepare for the Test

For the test, the provider will ask you to:

How the Test will Feel

You may feel mild discomfort during this test.

Why the Test is Performed

This test is performed for many reasons. It may be done:

In men, the test can be used to check the size of the prostate and to look for abnormal bumps or other changes of the prostate gland.

A digital rectal exam may be done to collect stool for testing for fecal occult (hidden) blood as part of screening for cancer of the rectum or colon.

Normal Results

A normal finding means the provider did not detect any problem during the exam. However, this test does not rule out all problems.

What Abnormal Results Mean

An abnormal result may be due to:

Related Information

Prostate cancer
Colon and rectal cancer

References

Abdelnaby A, Downs MJ. Diseases of the anorectum. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger and Fordtran's Gastrointestinal and Liver Disease. 10th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 129.

Loeb S, Eastham JA. Diagnosis and staging of prostate cancer. In: Wein AJ, Kavoussi LR, Partin AW, Peters CA, eds. Campbell-Walsh Urology. 11th ed. Philadelphia, PA: Elsevier; 2016:chap 111.

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Review Date: 10/8/2017  

Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

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